The NTSB said the helicopter was a Vertical Aviation Technologies Hummingbird 260L, a kit helicopter based on the Sikorsky S-52 helicopter. The pilot, a retired U.S. Air Force Helicopter Pilot ...

Orlando specialized in buying surplus Sikorsky military transports at government ... which sells a helicopter kit, the Hummingbird (see “Build-it-Yourself Helicopters,” Aug. 2010).